﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Data.SqlClient;

namespace ConsoleApp1
{
    class Program
    {
        static void Main(string[] args)
        {


            String connectionString = "server=.;database=Star;uid=sa;pwd=123456;";

            SqlConnection sqlConnection = new SqlConnection(connectionString);

            sqlConnection.Open();

            var sqlCommandString = "select * from Users";

            SqlCommand sqlCommand = new SqlCommand(sqlCommandString, sqlConnection);

            Console.WriteLine("{0}\t{1}\t{2}", "name", "id", "age");

            //var sqlDataReader = sqlCommand.ExecuteReader();

            var sdr = sqlCommand.ExecuteReader();

            while (sdr.Read())
            {
                Console.WriteLine("{0}\t{1}\t{2}", sdr["name"], sdr["id"], sdr["age"]);
            }
            sqlConnection.Close();
        }
    }
}
